Senior Systems Engineer

Join Assystem's Fusion and Modular Nuclear unit to drive technical projects through effective interface management and architecture refinement. You will coordinate artefacts, conduct optioneering and design risk assessments, and steer integrated technical management with cross-disciplinary teams. By applying MBSE and advanced systems engineering practices, you will elevate delivery quality and align with the group's safety‑critical mission. This role offers exposure to high‑impact nuclear and fusion projects, flexible hybrid work, and strong internal growth opportunities.

• attractive social benefits
• ongoing training with career opportunities
• internal promotions (70% of managers promoted internally)
• hybrid work: 1-2 days remote per week
• employee committee and holiday bonuses

• Coordinate production of operations concepts, architectures, requirements, and verification/validation planning
• Perform optioneering and design risk assessments (safety and CDM) for robust project planning
• Support integrated technical management by addressing risks and refining design configurations
• Develop work breakdown structures and respond to technical queries with clarity
• Foster unified design coordination across disciplines
• Apply advanced systems engineering practices and advance MBSE approaches
• Report deliverable progress and advise on resource needs to the Project Lead Engineer (Systems and Integration)

• Experience in systems engineering and project coordination within regulated, high-safety environments
• Knowledge of optioneering, design risk assessments, and MBSE concepts
• Ability to liaise with multiple disciplines and manage interfaces
• Experience reporting progress to senior engineers and management

• Cross-functional collaboration
• Proactive problem-solving
• Clear and timely communication
• Model-Based Systems Engineering (MBSE)
• Systems engineering best practices
• Requirements management and verification/validation planning